Science Experiment: Refraction of Sunlight with Water and a Pencil Posted: March 22, 2025 | Last updated: March 22, 2025 Explores the principles of light, reflection, and magnification through ...

A ray diagram showing refraction at the boundary between air and glass Refraction can cause optical illusions as the light waves appear to come from a different position to their actual source.

Science presenter Jon Chase explains the refraction of light. He demonstrates how refraction can make the handle of a Pyrex jug seemingly disappear. He explains this is because when light travels ...